docs: def classes_in_module(module) -> List:
          """
          Return all classes with super class ExtractionModule
  
          Args:
              module:
  
          Returns: List of classes
  
          """
          md = module.__dict__
          return [
              md[c] for c in md if (
                      isinstance(md[c], type) and
                      issubclass(md[c], ETKModule
                                 ) and
                      md[c].__module__ == module.__name__)
          ]